Taking a Closer Look at Microsoft's Ms-PL Open Source License

CMSWire takes a look at the Ms-PL: "The rumors are true. Microsoft (news, site) has an official open source license that was approved by the Open Source Initiative (OSI) ‚Äî the Ms-PL, or Microsoft Public License. Since they have licensed their latest offering ASP.NET MVC 1.0 under the Ms-PL, we thought we would take a look at the license terms. Is there an evil catch somewhere in the terms and conditions?"